Gossypium thurberi

Todaro
Relaz. Cult. Coton., 120. 1877.
Common names: Algodoncillo wild cotton
Illustrated
Basionyms: Thurberia thespesioides A. Gray Pl. Nov. Thurb., 308. 1854,
Treatment appears in FNA Volume 6. Treatment on page 251. Mentioned on page 250.

Plants 2 m, freely branching. Stems 5-angular when young, glabrate. Leaves: stipules linear, 5–10 mm; petiole quadrangular, 1/2–3/4 as long as blade; blade deeply 3–5-lobed, lobes narrowly lanceolate (4+ times as long as wide), 5–15 cm, membranous, base subcordate, apex long-acuminate, surfaces glabrate. Inflorescences: flowers sympodial. Pedicels 1–3 cm, with 3 prominent nectaries; involucellar bractlets persistent, ligulate, 0.8–1.2 cm, margins entire or apically few-toothed. Flowers: calyx 3 mm, apex truncate; petals cream, with red spot at base, sometimes spot absent, 1.5–2.5 cm; staminal column 9 mm, glabrous; style slightly exceeding androecium; stigmas 3–5. Capsules 3-locular, subglobose to oblong, 1–1.5 cm, punctate, externally glabrous, internally ciliate. Seeds 3–4 mm, glabrous or glabrate. 2n = 26.


Phenology: Flowering late summer.
Habitat: Open, arid habitats, rocky hillsides, banks of seasonal streams
Elevation: 800–2400 m

Distribution

V6 456-distribution-map.jpg

Ariz., Mexico (Chihuahua, Sonora).

Discussion

Gossypium thurberi occurs in central to southern Arizona, from Yavapai to Cochise counties.

Selected References

None.

Lower Taxa

None.

... more about "Gossypium thurberi"
Paul A. Fryxell† +  and Steven R. Hill +
Todaro +
Thurberia thespesioides +
Algodoncillo +  and wild cotton +
Ariz. +, Mexico (Chihuahua +  and Sonora). +
800–2400 m +
Open, arid habitats, rocky hillsides, banks of seasonal streams +
Flowering late summer. +
Relaz. Cult. Coton., +
Illustrated +
Erioxylum +, Ingenhouzia de +, Selera +  and Thurberia +
Gossypium thurberi +
Gossypium +
species +